139772922 has 8 divisors (see below), whose sum is σ = 279545856. Its totient is φ = 46590972.

The previous prime is 139772917. The next prime is 139772933. The reversal of 139772922 is 229277931.

139772922 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

139772922 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11647738 + ... + 11647749.

It is an arithmetic number, because the mean of its divisors is an integer number (34943232).

Almost surely, 2^139772922 is an apocalyptic number.

139772922 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

139772922 is a wasteful number, since it uses less digits than its factorization.

139772922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23295492.

The product of its digits is 95256, while the sum is 42.

The square root of 139772922 is about 11822.5598750863. The cubic root of 139772922 is about 518.9685198885.

The spelling of 139772922 in words is "one hundred thirty-nine million, seven hundred seventy-two thousand, nine hundred twenty-two".